Auto generate the GYP binding

Author: tbranyen

.gitignore

@@ -18,3 +18,4 @@
 !/include/wrapper.h
 
 /generate/idefs.json
+/binding.gyp

binding.gyp

@@ -4,7 +4,6 @@ const ejs = require("ejs");
 const path = require("path");
 const idefs = require("./idefs");
 
-
 var local = path.join.bind(null, __dirname);
 
 var classTemplate = ejs.compile(
@@ -17,16 +16,22 @@ var headerTemplate = ejs.compile(
     filename: "header.h"
   });
 
-Object.keys(idefs).forEach(function(keyName) {
-  var idef = idefs[keyName];
+var bindingTemplate = ejs.compile(
+  "" + fs.readFileSync(local("templates/binding.gyp.ejs")), {});
 
-  if (idef.ignore) {
-    return;
-  }
+var enabled = idefs.filter(function(idef) {
+  idef.name = path.basename(idef.filename, ".h");
+  return !idef.ignore;
+});
 
+enabled.forEach(function(idef) {
   fs.writeFileSync(local("../include/", idef.filename), headerTemplate(idef));
 
   fs.writeFileSync(
     local("../src/", path.basename(idef.filename, ".h")) + ".cc",
       classTemplate(idef));
+
+  fs.writeFileSync(local("../binding.gyp"), bindingTemplate({
+    idefs: idefs
+  }));
 });

generate/index.js

@@ -0,0 +1,46 @@
+{
+  "targets": [
+    {
+      "target_name": "nodegit",
+
+      "dependencies": [
+        "<(module_root_dir)/vendor/libgit2.gyp:libgit2"
+      ],
+
+      "sources": [
+        # Maintained.
+        "src/nodegit.cc",
+        "src/wrapper.cc",
+        "src/functions/copy.cc",
+
+        # Generated from libgit2 descriptor.
+    <% idefs.forEach(function(idef) { -%>
+    "src/<%- idef.name %>.cc",
+    <% }); -%>
+  ],
+
+      "include_dirs": [
+        "vendor/libv8-convert",
+        "<!(node -e \"require('nan')\")"
+      ],
+
+      "cflags": [
+        "-Wall",
+      ],
+
+      "conditions": [
+        [
+          "OS=='mac'", {
+            "xcode_settings": {
+              "GCC_ENABLE_CPP_EXCEPTIONS": "YES",
+
+              "WARNING_CFLAGS": [
+                "-Wno-unused-variable",
+              ],
+            }
+          }
+        ]
+      ]
+    },
+  ]
+}

generate/templates/binding.gyp.ejs

@@ -29,7 +29,9 @@
 #include <nan.h>
 #include <string.h>
 
-#include "git2.h"
+extern "C" {
+#include <git2.h>
+}
 
 #include "../include/functions/copy.h"
 

generate/templates/class.cc.ejs

@@ -8,7 +8,9 @@
 #include <nan.h>
 #include <string>
 
-#include "git2.h"
+extern "C" {
+#include <git2.h>
+}
 
 <% if (typeof dependencies != 'undefined') { -%>
 <% for (d in dependencies) { -%>